% Expired Patents = 14.3

Trademarks = 2

Forward Citations = 106

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6 inventors (with patents filed for the assignee):

David Kwang (6 out of 6 patents)

Gary S Weissberg (3 out of 4 patents)

Vannin Gale (2 out of 2 patents)

4. Masahiko Yamada (2 out of 2 patents)

5. Edward Shian Liu (1 out of 19 patents)

6. Peter L Lam (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 8755951 - Multimedia system for vehicle with portable dash pad (2014-06-17),

2. 5384855 - Audio system for vehicular application (1995-01-24),

3. D336302 - Crossover unit for an acoustic system (1993-06-08),

4. 5111508 - Audio system for vehicular application (1992-05-05),

5. 4905284 - Audio system for vehicular applications (1990-02-27),

6. D302695 - Component for a vehicular loudspeaker (1989-08-08),

7. D302556 - Component for a vehicular loudspeaker (1989-08-01),

Company Overview

Concept Enterprises, Inc. is a leading provider of innovative solutions in the fields of technology, marketing, and consulting. With a team of experienced professionals, we help businesses achieve their goals through strategic planning, cutting-edge technology, and creative marketing strategies. Our services range from IT consulting and software development to digital marketing and branding. We are committed to delivering high-quality results and exceptional customer service to our clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#57 in Industry, CA

#9,501 in California

#39,907 in US

Industry, CA, United States of America

Concept Enterprises, Inc.

Forward Citations = 106

6 inventors:

David Kwang (6 out of 6 patents)

Gary S Weissberg (3 out of 4 patents)

Vannin Gale (2 out of 2 patents)

4. Masahiko Yamada (2 out of 2 patents)

5. Edward Shian Liu (1 out of 19 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Concept Enterprises, Inc.. Retrieved from https://idiyas.com/company/concept-enterprises

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]